Classification
610 - Medicine & health
30
100 - Philosophy & psychology
28
700 - The arts; fine & decorative arts
10
333 - Economics of land & energy
9
140 - Specific philosophical schools
7
300 - Social sciences
7
370 - Education
7
200 - Religion
5
900 - History & geography
4
000 - Computer science, information & general works
3
320 - Political science
3
301 - Sociology & anthropology
2
363 - Other social problems & services
2
380 - Commerce, communications & transportation
2
500 - Natural sciences & mathematics
2
576 - Genetics & evolution
2
612 - Human physiology
2
780 - Music
2
120 - Epistemology, causation & humankind
1
170 - Ethics
1
296 - Judaism
1
297 - Islam, Babism & Bahai Faith
1
304 - Factors affecting social behavior
1
330 - Economics
1
400 - Language
1
551 - Geology, hydrology & meteorology
1
600 - Technology
1
615 - Pharmacology & therapeutics
1
658 - General management
1
791 - Public performances
1
800 - Literature & rhetoric
1